- Contact Person : Mr. Ren Shuangcai
- Company Name : Beijing Gelinruida Technology Development Co., Ltd.
- Tel : 86-010-52258115
- Fax : 86-010-52258116
- Address : Beijing,Beijing,13L,Tower A, Jianan Mansion, No.2, Youanmen Outer Street, Fengtai District, Beijing, P.R. China.
- Country/Region : China
- Zip : 100069
Theodolite TDJ2E BOFEI survey
Model. | TDJ2E |
Product Name: | Theodolite (2 seconds) |
Technical parameters: | |
one Measuring-process standard deviation in horizontal direction ( s) | = + 2" |
one Measuring-process standard deviation of the vertical direction ( s ) | c |
disk partition ( degree ) | 360 degrees /400g |
minimum lattice value | 1/1cc |
compensation range | ±2 ' |
placement error ( s) | + 0.3" |
telescope imaging as the amplification | 30 x |
effective diameter of objective lens | 40 |
angle | 1 °30' |
the most short distance | 2 ( m ) |
stadia multiplication constant | 100 |
stadia addition constant of 0barrel length | 172( mm ) |
level long level | 20/ 2 ( s / mm ) |
circle level | 8 /2 ( / mm ) |
optical method for magnifying | 3 x |
angle | 5° |
angle (5degrees ) focusing range | ( m )0.5 ~ (kg )6 |
net for instrument instrument volume | ( mm3)310x 160x 148 |
instrument base | Zeiss |
centre thread | Metric |
Theodolite TDJ2E BOFEI survey